“EC” Otondo was part of one of the first, if not the first sheep families to live in Arizona. He remembers herding his sheep down the trail from northern Arizona to Gilbert. Moving along the San Francisco Peaks into the valley. During this period,...

(14,462kb pdf) Gladwin compares the previous work done on the architecture of the Flagstaff culture by Colton, Spicer, McGregor and Hargrave with tree-ring dating done by Douglass and McGregor and concludes that the tree-rings dates are in direct...

(16,287kb pdf) An examination of clues left by the Red-on-Buff (Hohokam) culture in the vicinity of the Gila Basin as they pertain to understanding the culture; clues including pottery sherds, rubbish mounds, and architectural ruins.

113 pages (PDF version). File size: 2202 KB. Each year numerous bridge deck joints must be replaced and/or repaired in the Arizona State Highway System. Although considerable research has been conducted in this area, most of the work deals with...